function loadPopulation() {
	
	
	var xmlhttp;
	if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp = new XMLHttpRequest();
	} else {// code for IE6, IE5
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlhttp.onreadystatechange=function()
	  {

	  if (xmlhttp.readyState==4 && xmlhttp.status==200)
	    {

	    document.getElementById("popId").innerHTML=xmlhttp.responseText;
	    
	    }
	  }
	
	xmlhttp.open("GET", "loadpopulation", true);
	xmlhttp.send();
	
}